Home / 1,539,418.88-2,124,306.54-851,049.50

Finding the Fourth Proportional to 1,539,418.88, 2,124,306.54 and 851,049.50

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Solution

The fourth proportional to 1,539,418.88, 2,124,306.54 and 851,049.50 is: 1,174,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,418.88 : 2,124,306.54 = 851,049.50 : x
  2. Step 2: Convert to fraction form
    1,539,418.88/2,124,306.54 = 851,049.50/x
  3. Step 3: Cross multiply
    1,539,418.88x = 2,124,306.54 × 851,049.50
  4. Step 4: Simplify right side
    1,539,418.88x = 1,807,890,018,713.73
  5. Step 5: Solve for x
    x = 1,807,890,018,713.73/1,539,418.88
  6. Step 6: Final answer
    x = 1,174,397.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.